122401544544252 has 48 divisors (see below), whose sum is σ = 317707626556320. Its totient is φ = 40752906281856.

The previous prime is 122401544544241. The next prime is 122401544544269. The reversal of 122401544544252 is 252445445104221.

122401544544252 is a `hidden beast` number, since 1 + 2 + 2 + 4 + 0 + 1 + 54 + 4 + 544 + 2 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 122401544544198 and 122401544544207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661137103 + ... + 661322214.

It is an arithmetic number, because the mean of its divisors is an integer number (6618908886590).

Almost surely, 2^{122401544544252} is an apocalyptic number.

122401544544252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122401544544252 is an abundant number, since it is smaller than the sum of its proper divisors (195306082012068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122401544544252 is a wasteful number, since it uses less digits than its factorization.

122401544544252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322460187 (or 1322460179 counting only the distinct ones).

The product of its (nonzero) digits is 2048000, while the sum is 45.

Adding to 122401544544252 its reverse (252445445104221), we get a palindrome (374846989648473).

The spelling of 122401544544252 in words is "one hundred twenty-two trillion, four hundred one billion, five hundred forty-four million, five hundred forty-four thousand, two hundred fifty-two".